EP3503119C0 - Nuclear fuel rod comprising high density fuel units - Google Patents

Nuclear fuel rod comprising high density fuel units

Info

Publication number
EP3503119C0
EP3503119C0 EP17210341.8A EP17210341A EP3503119C0 EP 3503119 C0 EP3503119 C0 EP 3503119C0 EP 17210341 A EP17210341 A EP 17210341A EP 3503119 C0 EP3503119 C0 EP 3503119C0
Authority
EP
European Patent Office
Prior art keywords
high density
units
fuel
rod
nuclear fuel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP17210341.8A
Other languages
German (de)
French (fr)
Other versions
EP3503119A1 (en
EP3503119B1 (en
Inventor
Simon Charles Middleburgh
Mattias Puide
Lars Hallstadius
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Westinghouse Electric Sweden AB
Original Assignee
Westinghouse Electric Sweden AB
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Westinghouse Electric Sweden AB filed Critical Westinghouse Electric Sweden AB
Priority to EP17210341.8A priority Critical patent/EP3503119B1/en
Publication of EP3503119A1 publication Critical patent/EP3503119A1/en
Application granted granted Critical
Publication of EP3503119C0 publication Critical patent/EP3503119C0/en
Publication of EP3503119B1 publication Critical patent/EP3503119B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/02—Fuel elements
    • G21C3/04—Constructional details
    • G21C3/045—Pellets
    • G21C3/048—Shape of pellets
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/02—Fuel elements
    • G21C3/04—Constructional details
    • G21C3/16—Details of the construction within the casing
    • G21C3/18—Internal spacers or other non-active material within the casing, e.g. compensating for expansion of fuel rods or for compensating excess reactivity
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/02—Fuel elements
    • G21C3/04—Constructional details
    • G21C3/16—Details of the construction within the casing
    • G21C3/20—Details of the construction within the casing with coating on fuel or on inside of casing; with non-active interlayer between casing and active material with multiple casings or multiple active layers
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/42—Selection of substances for use as reactor fuel
    • G21C3/58—Solid reactor fuel Pellets made of fissile material
    • G21C3/60—Metallic fuel; Intermetallic dispersions
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/42—Selection of substances for use as reactor fuel
    • G21C3/58—Solid reactor fuel Pellets made of fissile material
    • G21C3/62—Ceramic fuel
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21C—NUCLEAR REACTORS
    • G21C3/00—Reactor fuel elements and their assemblies; Selection of substances for use as reactor fuel elements
    • G21C3/42—Selection of substances for use as reactor fuel
    • G21C3/58—Solid reactor fuel Pellets made of fissile material
    • G21C3/62—Ceramic fuel
    • G21C3/64—Ceramic dispersion fuel, e.g. cermet
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E30/00—Energy generation of nuclear origin
    • Y02E30/30—Nuclear fission reactors

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
EP17210341.8A 2017-12-22 2017-12-22 Nuclear fuel rod comprising high density fuel units Active EP3503119B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP17210341.8A EP3503119B1 (en) 2017-12-22 2017-12-22 Nuclear fuel rod comprising high density fuel units

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP17210341.8A EP3503119B1 (en) 2017-12-22 2017-12-22 Nuclear fuel rod comprising high density fuel units

Publications (3)

Publication Number Publication Date
EP3503119A1 EP3503119A1 (en) 2019-06-26
EP3503119C0 true EP3503119C0 (en) 2023-06-07
EP3503119B1 EP3503119B1 (en) 2023-06-07

Family

ID=60811903

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17210341.8A Active EP3503119B1 (en) 2017-12-22 2017-12-22 Nuclear fuel rod comprising high density fuel units

Country Status (1)

Country Link
EP (1) EP3503119B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230132157A1 (en) * 2021-10-21 2023-04-27 Westinghouse Electric Company Llc Annular nuclear fuel rod
WO2024098261A1 (en) * 2022-11-08 2024-05-16 中广核研究院有限公司 Split-type nuclear fuel pellet structure, and fuel rod having sic composite cladding

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3022240A (en) * 1958-10-03 1962-02-20 Charles H Bassett Nuclear reactor fuel element
US3285826A (en) 1966-05-20 1966-11-15 James E Lang Fuel element containing a mechanically compressible mandril
US3442761A (en) * 1966-07-18 1969-05-06 Ca Atomic Energy Ltd Nuclear reactor fuel element
US3661709A (en) * 1970-04-06 1972-05-09 Atomic Energy Commission Nonswelling uranium nitride fuel
WO2011143172A1 (en) * 2010-05-11 2011-11-17 Thorium Power, Inc. Fuel assembly with metal fuel alloy kernel and method of manufacturing thereof

Also Published As

Publication number Publication date
EP3503119A1 (en) 2019-06-26
EP3503119B1 (en) 2023-06-07

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